| Équations équilibrées la veille |
2 Ca + 3 H2 = 2 CaH3
F + FeCl2 = FeF2 + Cl2 =>
2 F + FeCl2 = FeF2 + Cl2
KCrO4(aq) + BaCl(aq) = BaCrO4(s) + KCl(aq) =>
KCrO4(aq) + BaCl(aq) = BaCrO4(s) + KCl(aq)
F6 = F12 =>
2 F6 = F12
CH2CH6 + O2 = CO2 + H2O =>
CH2CH6 + 4 O2 = 2 CO2 + 4 H2O
(b)C3H8(l) + O2(g) = CO2(g) + H2O(g) =>
(b)C3H8(l) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
Sn3(BO3)4 = Sn + B + O2 =>
Sn3(BO3)4 = 3 Sn + 4 B + 6 O2
Cl + Mn = MnCl2 =>
2 Cl + Mn = MnCl2
Zn + O2 = Zn3O2 =>
3 Zn + O2 = Zn3O2
Na2C2 + H2O = C2H2 + NaOH =>
Na2C2 + 2 H2O = C2H2 + 2 NaOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNa + O2 = NaOH =>
2 HNa + O2 = 2 NaOH
Na2CO3 + Ca(OH)2 = Na(OH) + Ca + H2CO3 + O2 =>
Na2CO3 + 2 Ca(OH)2 = 2 Na(OH) + 2 Ca + H2CO3 + O2
NH4(OH) + CrCl3 = NH4Cl + Cr(OH)3 =>
3 NH4(OH) + CrCl3 = 3 NH4Cl + Cr(OH)3
CsClO3 = Cs + Cl + O3 =>
CsClO3 = Cs + Cl + O3
C5H10O2 + C2H5OH = C7H14O2 + H2O =>
C5H10O2 + C2H5OH = C7H14O2 + H2O
Pt + CuBr2 = PtBr2 + Cu =>
Pt + CuBr2 = PtBr2 + Cu
NaOH + NH4OH = NH4(OH)2 + Na =>
NaOH + NH4OH = NH4(OH)2 + Na
CH6IN + NaOH = CH3NH2 + NaI + H2O =>
CH6IN + NaOH = CH3NH2 + NaI + H2O
Na2PO4 + BaCl2 = BaPO4 + NaCl =>
Na2PO4 + BaCl2 = BaPO4 + 2 NaCl
Cu(OH)2 + Fe2O3 = CuO + Fe(OH)3 =>
3 Cu(OH)2 + Fe2O3 = 3 CuO + 2 Fe(OH)3
NaHCO3 + C2H4O2 = CO2 + NaC2H3O2 + H2O =>
NaHCO3 + C2H4O2 = CO2 + NaC2H3O2 + H2O
Na + S2 = NaS2 =>
Na + S2 = NaS2
Na2C2O4 + KNO3 = NaNO3 + K2C2O4 =>
Na2C2O4 + 2 KNO3 = 2 NaNO3 + K2C2O4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pt + H{+} + NO3{-} + Cl{-} = PtCl6{-}2 + NO + H2O =>
3 Pt + 20 H{+} + 5 NO3{-} + 18 Cl{-} = 3 PtCl6{-}2 + 5 NO + 10 H2O
Na2(s) + F(g) = NaF(s) =>
Na2(s) + 2 F(g) = 2 NaF(s)
Fe(HCl)2 = FeCl2 + H2 =>
Fe(HCl)2 = FeCl2 + H2
CH3CH2OH(l) + O2 = CO2(g) + H2O =>
CH3CH2OH(l) + 3 O2 = 2 CO2(g) + 3 H2O
LiH + B2H6 = Li[BH4] =>
2 LiH + B2H6 = 2 Li[BH4]
FeSO4(ac)Pb(NO3)2(ac) = Fe(NO3)2(ac)PbSO4 =>
FeSO4(ac)Pb(NO3)2(ac) = Fe(NO3)2(ac)PbSO4
P4O + O2 = P2O5 =>
2 P4O + 9 O2 = 4 P2O5
CO2K2O = K2CO3 =>
CO2K2O = K2CO3
Ca(ClO)2 + (HCl) = CaCl2 + (H2O) + (Cl2) =>
Ca(ClO)2 + 4(HCl) = CaCl2 + 2(H2O) + 2(Cl2)
Be(OH)2 + HF + NH3 = (NH4)2(BeF4) + H2O =>
Be(OH)2 + 4 HF + 2 NH3 = (NH4)2(BeF4) + 2 H2O
Fe2O3 + C6H12O6 = Fe3O4 + H2O + CO2 =>
36 Fe2O3 + C6H12O6 = 24 Fe3O4 + 6 H2O + 6 CO2
FeSO4 + K4[Fe(CN)6] = Fe2[Fe(CN)6] + K2SO4 =>
2 FeSO4 + K4[Fe(CN)6] = Fe2[Fe(CN)6] + 2 K2SO4
Al(NO3)3 + Sr(OH)2 = Al(OH)3 + Sr(NO3)2 =>
2 Al(NO3)3 + 3 Sr(OH)2 = 2 Al(OH)3 + 3 Sr(NO3)2
KCr2O7 + FeCl2 + HCl = CrCl3 + KCl + FeCl3 + H2O =>
KCr2O7 + 7 FeCl2 + 14 HCl = 2 CrCl3 + KCl + 7 FeCl3 + 7 H2O
Br{-} + Cr2O72{-} + H{+} = Br2 + Cr3{+} + H2O =>
854 Br{-} + 6 Cr2O72{-} + 864 H{+} = 427 Br2 + 4 Cr3{+} + 432 H2O
HPO4{2-} + NH4{+} + MoO4{2-} + H{+} = (NH4)3PO4Mo12O36 + H2O =>
HPO4{2-} + 3 NH4{+} + 12 MoO4{2-} + 23 H{+} = (NH4)3PO4Mo12O36 + 12 H2O
Al(OH)3 + NaNO3 + Na2CO3 = NaAlO2 + NH3 + H2O2 + CO2 =>
11 Al(OH)3 + 3 NaNO3 + 4 Na2CO3 = 11 NaAlO2 + 3 NH3 + 12 H2O2 + 4 CO2
CH3COOH + BaOH = HOH + BaCH3COO =>
CH3COOH + BaOH = HOH + BaCH3COO
LaNi5H6 = LaNi5 + H =>
LaNi5H6 = LaNi5 + 6 H
C2H4 + HCN = C3H5N =>
C2H4 + HCN = C3H5N
NaCI + H2SO4 = NaHSO4 + HCI =>
NaCI + H2SO4 = NaHSO4 + HCI
Ba(NO3)2 + AgNO3 = BaAg + NO3 =>
Ba(NO3)2 + AgNO3 = BaAg + 3 NO3
Fe2S3 + H2SO4 = Fe2(SO4)3 + H2S =>
Fe2S3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2S
P + H2O2 = PO2 + H =>
P + H2O2 = PO2 + 2 H
Al2(SO3)3 + H(CN) = Al(CN)3 + H2O + SO2 =>
Al2(SO3)3 + 6 H(CN) = 2 Al(CN)3 + 3 H2O + 3 SO2
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Équations équilibrées sur12/10/24
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